Support Screen::getColorSpace

Electron:

```
  monochrome: false,
  colorDepth: 24,
  colorSpace: '{primaries_d50_referred: [[0.6828, 0.3138],  [0.2875, 0.6696],  [0.1576, 0.0592]], transfer:BT709_APPLE, matrix:RGB, range:FULL}',
```

- [ ] Windows
- [ ] Linux
- [ ] macOS